Camdenboss vertical din rail enclosure kits camdenboss cvb225kit the camdenboss din rail enclosure kit vertical 225mm has been designed as vertical enclosures for 5mm pitch plug in terminal blocks each of the three sides of the boxes can accept up to 12 ways of terminal blocks any unused terminal areas being covered by one of the supplied platesplates supplied with the kit include 1x 12 way closed plate 3x 4 way closed plates 3x 4 way perforated plates additional plates along